Advanced Oxidation Processes (AOP)—Effective Innovative …
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Table 2
Characteristics of the Wastewater and dye bath effluent of various treatment units
Parameters
Details of samples
Dye bath raw effluent Wash water (raw effluent) Primary outlet Secondary outlet RO inlet
RO permeate RO reject
pH
10.5–12
8–9.5
7–7.5
7–7.50
6.50
5.8
6.80
Turbidity (NTU) 50–60
20–40
10–15
<2
NIL
NIL
<5
TSS, mg/L
400–500
<50
<20
<10
NIL
NIL
<2
TDS, mg/L
23,000–26,000
2000–2400
2300–2500
2300–2500
2500–2700 <100
16,000–18,000
BOD, mg/L
400–600
250–400
150–200
<30
<10
<2
<100
COD, mg/L
1500–3000
800–1000
650–900
100–130
<50
<5
1000–1200
Chloride, mg/L
9000–12,000
750–1000
750–1000
750–1000
750–1000
<50
5000–7000